BioNanomatrix Inc., a Philadelphia-based developer of nanoscale platforms for molecular diagnostics, personalized medicine and biomedical research, has announced the appointment of Gary Zweiger as vice president of business development. Zweiger has over a decade of strategic business development experience with leading biotechnology and genomics companies.  He will focus on expanding BioNanomatrix’s commercial and research partnerships for its breakthrough nanoscale whole genome technology platform in multiple markets, including research, diagnostics and personalized medicine. Prior to joining BioNanomatrix, Zweiger was senior director of business development at Affymetrix, where he managed collaborations, developed new business opportunities and secured revenue-generating research partnerships.  Previously, he was director of business development for Applied Biosystems’ Cell and Molecular Biology division, where he managed collaborations and business development activities for the company’s PCR, DNA sequencing, RNA interference and cell biology businesses.  Prior to Applied Biosystems, he was at Agilent Technologies, where he held positions of increasing responsibility, directing efforts to identify, assess and secure new business opportunities.  Earlier in his career, Zweiger served as a strategic advisor and consultant to biotechnology and genomics companies and to the financial community.  He has published a general audience book on sequencing the human genome, authored numerous scientific publications and holds seven patents.